Datasheet
Type designations TC171R-3A TC175R-3A TC183-3A TC183-3B TC183-3E TC270-2A TC275-2A
Mechanical Data
Dimensions drawing D drawing D drawing F drawing G drawing H drawing I drawing I
Size 19 mm 19 mm RJ24 RJ24 RJ24 19 mm 19 mm
Spindle turns 18 ±1 18 ±1 25 ±2 25 ±2 25 ±2 18 ±1 18 ±1 turns
Connections gold plated gold plated silver plated silver plated silver plated tin plated tin plated
Housing Thermoplast Thermoplast Thermoplast Thermoplast Thermoplast Thermoplast Thermoplast
transparent transparent transparent
CKW-resistant CKW-resistant
Weight 1.3 1.3 0.8 0.8 0.8 1.0 1.0 g
Electrical Data
Power rating 0.75/40°C 0.75/85°C 0.5/70°C 0.5/70°C 0.5/70°C 0.75/40°C 0.75/40°C W
Available resistance values 100 - 2 x 10
6
Ω
Resistance tolerance ± 10 %
Maximum end-resistance 1 (≥ 2Ω) %
Temperature coefficient
of the resistance 100 ppm/K
Independent linearity ± 5 %
Max. permissible applied voltage U
max
= √ (power rating x resistance value) V
Max. contact resistance CRV ≤ 3 %
Max. wiper current in case of malfunction 50 mA
Insulation resistance (500 VDC, 1 bar, 2 s) ≥ 10 000 MΩ
Dielectric strength (DC, 1 min) 900 V
Environmental Data
Temperature range -55...+125 °C
Vibration 30...2000 Hz
A
max
= 0.75 mm
a
max =
10 g
Life 400 movements
Shock (DIN IEC68T2-27) 50 g
7 ms
Protection class (DIN 40050) IP67
Novotechnik Stiftung & Co.
Messwertaufnehmer OHG
Postfach 4220
73745 Ostfildern (Ruit)
Horbstraße 12
73760 Ostfildern (Ruit)
Telefon +49 (0) 711/ 44 89-0
Telefax +49 (0) 711 / 44 89-150
www.novotechnik.de
info@novotechnik.de
© 07/2002
Art.-Nr.: 062 735/2
Printed in Germany
Subject to changes
Order designations /
Abbreviations
2A: connecting solder pin
square
3A...3E: connecting solder pin
round
Recommended accessories
Adapter ZT AD 71
for trimmer TC170...TC176,
Adapter ZT AD 270
for trimmer TC270...TC275,
Washer ZT UL 270
for trimmer TC270...TC275,
Adapter ZT G 270
for trimmer TC270...TC275
(vertical setting),
for extension of above
adapters L 0 mm; L 7 mm;
L 14 mm
Order designations (Example)
Series R in Ω
TC 171R-3A 100K
e.g.
100R = 100Ω
10K = 10kΩ
1M = 1MΩ